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Finding the Fourth Proportional to 32,589.96, 48,963.20 and 20,925.96

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Solution

The fourth proportional to 32,589.96, 48,963.20 and 20,925.96 is: 31,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,589.96 : 48,963.20 = 20,925.96 : x
  2. Step 2: Convert to fraction form
    32,589.96/48,963.20 = 20,925.96/x
  3. Step 3: Cross multiply
    32,589.96x = 48,963.20 × 20,925.96
  4. Step 4: Simplify right side
    32,589.96x = 1,024,601,964.67
  5. Step 5: Solve for x
    x = 1,024,601,964.67/32,589.96
  6. Step 6: Final answer
    x = 31,439.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.